BUILDING MATERIALS Prices and offers valid from 19th September to 18th December 2012
Save up to £175 a year on your energy bills
†
When you top up to the government's minimum recommended depth of 270mm.
How many rolls will I need?
100mm Base Layer 170mm Top Layer 200mm Top Layer
150mm Space Blanket
Coverage 14.13m² 8.15m² 5.93m² 1.97m²
2 bed Semi/Terr. 50m² 3 bed Terr. 60m² 3 bed Semi. 80m² 3 bed Det. 100m² 4 bed Det. 120m² Approximate number of rolls needed 6
4 7 9
26
5 8
11 31
7
10 14 41
12 16 50
9
15 21 61
Savings based on installing insulation to the recommended 270mm depth in a loft without any existing insulation. Source: Figures based on insulating a gas heated semi detached home with 3 bedrooms. Source: EST www.energysavingtrust.org.uk